AMAG PHARMACEUTICALS INC's ticker is AMAG and the CUSIP is 00163U106. A total of 177 filers reported holding AMAG PHARMACEUTICALS INC in Q2 2017. The put-call ratio across all filers is 2.26 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $1,000 | -91.7% | 100 | -90.0% | 0.00% | – |
| Q4 2019 | $12,000 | -20.0% | 1,000 | -23.1% | 0.00% | – |
| Q3 2019 | $15,000 | +400.0% | 1,300 | +333.3% | 0.00% | – |
| Q2 2019 | $3,000 | -25.0% | 300 | 0.0% | 0.00% | – |
| Q1 2019 | $4,000 | -93.2% | 300 | -92.3% | 0.00% | – |
| Q4 2018 | $59,000 | -99.8% | 3,900 | -99.8% | 0.00% | -100.0% |
| Q3 2018 | $37,245,000 | -4.1% | 1,862,268 | -6.5% | 0.00% | 0.0% |
| Q2 2018 | $38,832,000 | +44.5% | 1,991,368 | +49.4% | 0.00% | +33.3% |
| Q1 2018 | $26,865,000 | +23.4% | 1,333,268 | -18.9% | 0.00% | 0.0% |
| Q4 2017 | $21,772,000 | -36.3% | 1,643,154 | -11.3% | 0.00% | -25.0% |
| Q3 2017 | $34,187,000 | -5.4% | 1,852,954 | -5.7% | 0.00% | 0.0% |
| Q2 2017 | $36,140,000 | -23.7% | 1,964,154 | -6.5% | 0.00% | -33.3% |
| Q1 2017 | $47,361,000 | -55.8% | 2,100,254 | -31.8% | 0.01% | -57.1% |
| Q4 2016 | $107,202,000 | +27.8% | 3,080,509 | -10.0% | 0.01% | +27.3% |
| Q3 2016 | $83,857,000 | -15.5% | 3,421,354 | -17.6% | 0.01% | -21.4% |
| Q2 2016 | $99,274,000 | +0.9% | 4,150,263 | -1.3% | 0.01% | 0.0% |
| Q1 2016 | $98,413,000 | -37.4% | 4,205,703 | -19.2% | 0.01% | -33.3% |
| Q4 2015 | $157,157,000 | -22.5% | 5,205,588 | +2.0% | 0.02% | -27.6% |
| Q3 2015 | $202,724,000 | -35.9% | 5,102,553 | +11.4% | 0.03% | -29.3% |
| Q2 2015 | $316,277,000 | +27.8% | 4,579,745 | +1.2% | 0.04% | +28.1% |
| Q1 2015 | $247,392,000 | +346.9% | 4,526,011 | +248.5% | 0.03% | +357.1% |
| Q4 2014 | $55,352,000 | +21.7% | 1,298,744 | -8.8% | 0.01% | +16.7% |
| Q3 2014 | $45,464,000 | +91.8% | 1,424,744 | +24.6% | 0.01% | +100.0% |
| Q2 2014 | $23,701,000 | +6.7% | 1,143,873 | -0.3% | 0.00% | 0.0% |
| Q1 2014 | $22,207,000 | -28.0% | 1,147,657 | -9.6% | 0.00% | -25.0% |
| Q4 2013 | $30,828,000 | -23.5% | 1,270,184 | -32.3% | 0.00% | -33.3% |
| Q3 2013 | $40,297,000 | -12.0% | 1,876,060 | -8.8% | 0.01% | -14.3% |
| Q2 2013 | $45,788,000 | – | 2,057,888 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Broadfin Capital, LLC | 3,921,550 | $81,254,000 | 4.00% |
| Palo Alto Investors LP | 1,614,536 | $33,453,000 | 2.49% |
| Ghost Tree Capital, LLC | 100,000 | $2,072,000 | 1.46% |
| March Altus Capital Management LP | 146,418 | $3,034,000 | 1.11% |
| IRONWOOD INVESTMENT MANAGEMENT LLC | 296,458 | $6,143,000 | 0.98% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 999,339 | $20,706,000 | 0.83% |
| Visium Asset Management, LP | 2,070,870 | $42,908,000 | 0.67% |
| AlphaOne Investment Services, LLC | 97,448 | $2,019,000 | 0.54% |
| CONTINENTAL ADVISORS LLC | 57,438 | $1,190,000 | 0.28% |
| Tamarack Capital Management, LLC | 64,080 | $1,222,000 | 0.25% |